Aston Villa striker Darren Bent is set to make a loan move to Brighton in the next 48 hours, according to Sky sources.
Juan Cala wants to find 'another club ASAP' and believes Cardiff have acted without respect towards him.
The England Under-21 international went straight into the North End squad for their League One trip to Crawley on Tuesday night, but the game was later postponed due to a waterlogged pitch.
Rudd has played three cup games for the Canaries this season, including the shock weekend FA Cup defeat to non-league Luton.
Earlier this month, North End cancelled the contract of goalkeeper Steve Simonsen by mutual consent.